1/*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15#ifndef USCRIPT_MANAGER_IMPL_H
16#define USCRIPT_MANAGER_IMPL_H
17
18#include <map>
19#include <memory>
20#include <vector>
21#include "pkg_manager.h"
22#include "script_instruction.h"
23#include "script_manager.h"
24#include "thread_pool.h"
25
26namespace Uscript {
27class ScriptInstructionHelper;
28class ScriptManagerImpl : public ScriptManager {
29public:
30    friend class ScriptInterpreter;
31    friend class ScriptInstructionHelper;
32
33    explicit ScriptManagerImpl(UScriptEnv *env) : scriptEnv_(env) {}
34    explicit ScriptManagerImpl(UScriptEnv *env, const Hpackage::HashDataVerifier *verifier)
35        : scriptEnv_(env), scriptVerifier_(verifier) {}
36    virtual ~ScriptManagerImpl();
37    int32_t Init();
38    int32_t ExecuteScript(int32_t priority) override;
39private:
40    int32_t ExtractAndExecuteScript(Hpackage::PkgManager::PkgManagerPtr manager,
41        const std::string &scriptName);
42    int32_t AddScript(const std::string &scriptName, int32_t priority);
43    int32_t AddInstruction(const std::string &instrName, const UScriptInstructionPtr instruction);
44    UScriptInstruction* FindInstruction(const std::string &instrName);
45    UScriptEnv* GetScriptEnv(const std::string &instrName) const;
46    int32_t RegisterInstruction(ScriptInstructionHelper &helper);
47private:
48    static const int32_t MAX_THREAD_POOL = 4;
49    std::map<std::string, UScriptInstructionPtr> scriptInstructions_;
50    std::vector<std::string> scriptFiles_[MAX_PRIORITY] {};
51    ThreadPool *threadPool_ = nullptr;
52    UScriptEnv *scriptEnv_ = nullptr;
53    const Hpackage::HashDataVerifier *scriptVerifier_ = nullptr;
54};
55} // namespace Uscript
56#endif
57